tert-butyl 4-(5-(4-(butyloxycarbonylaminomethyl)piperidin-1-yl)-1-methyl-1H-pyrazol-4-ylcarbamoyl)-2-bromothiazol-5-ylcarbamate 、
3-氰基苯硼酸 以gave 250 as a pale brown solid (36 mg, 42% over two steps)的产率得到5-amino-N-(5-(4-(aminomethyl)piperidin-1-yl)-1-methyl-1H-pyrazol-4-yl)-2-(3-cyanophenyl)thiazole-4-carboxamide